Finding the Fourth Proportional to 84,110.09, 116,068.02 and 48,274.88
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Solution
The fourth proportional to 84,110.09, 116,068.02 and 48,274.88 is: 66,617.09
Step by Step Solution
- Step 1: Write the proportion equation
84,110.09 : 116,068.02 = 48,274.88 : x - Step 2: Convert to fraction form
84,110.09/116,068.02 = 48,274.88/x - Step 3: Cross multiply
84,110.09x = 116,068.02 × 48,274.88 - Step 4: Simplify right side
84,110.09x = 5,603,169,737.34 - Step 5: Solve for x
x = 5,603,169,737.34/84,110.09 - Step 6: Final answer
x = 66,617.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.